python isinstance方法 巢狀字典型別資料 輸出最裡層value
阿新 • • 發佈:2019-01-03
轉自:http://www.jb51.net/article/96469.htm
isinstance方法判斷一個物件是否屬於某類,isinstance(object, classinfo)
例如:isinstance(1, int) 返回True
isinstance(a,dict) 判斷物件a是否為字典,如果為真,會列印True,如為假,列印False。
應用示例:
def list_all_dict(dict_a):
if isinstance(dict_a,dict) : #使用isinstance檢測資料型別
for x in dict_a:
#temp_key = dict_a.keys()[x]
temp_value = dict_a[x]
#print ("%s %s"%(x, temp_value))
list_all_dict(temp_value) #自我呼叫實現無限遍歷
else:
print (dict_a)
person = {"male":{"name":"Shawn"}, "female":{"name":"Betty","age":23},"children":{"name":{"first_name":"李", "last_name":{"old":"明明","now":"銘"}},"age":4}}
list_all_dict(person)